Answer:
a = -2(2x+1)-4
Step-by-step explanation:
1. Factor out the common term x.
x(4+a)= -2x(2x+1)
2. Cancel x on both sides.
4+a= -2(2x+1)
3. Subtract 4 from both sides.
a= -2(2x+1)-4
Answer:
21 is a function but 20 is not
Step-by-step explanation:
13 hours
6 + 4 + 3 = 13
correct if wrong
Answer:
3,200
Step-by-step explanation:
you would have to multiply then estimate wich round it down an dyou get 3,200